Home / 17,167,399.20-25,747,103.80-6,389,775.72

Finding the Fourth Proportional to 17,167,399.20, 25,747,103.80 and 6,389,775.72

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Solution

The fourth proportional to 17,167,399.20, 25,747,103.80 and 6,389,775.72 is: 9,583,176.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,167,399.20 : 25,747,103.80 = 6,389,775.72 : x
  2. Step 2: Convert to fraction form
    17,167,399.20/25,747,103.80 = 6,389,775.72/x
  3. Step 3: Cross multiply
    17,167,399.20x = 25,747,103.80 × 6,389,775.72
  4. Step 4: Simplify right side
    17,167,399.20x = 164,518,218,721,559.72
  5. Step 5: Solve for x
    x = 164,518,218,721,559.72/17,167,399.20
  6. Step 6: Final answer
    x = 9,583,176.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.